#include <stdio.h>	
using namespace std;
int main()
{
	int i;
	char a[100]="";
	gets(a);	 
	for(i=0; a[i]!='\0'; i++)
	{
		if(a[i]>='a'&&a[i]<='z')
			a[i] = (a[i] -'a' + 2) % 26 + 'a';
		if(a[i]>='A'&&a[i]<='Z')
			a[i] = (a[i] -'A' + 2) % 26 + 'A';
		if(a[i]>='0'&&a[i]<='9')
			a[i] = (a[i] -'0' + 2) % 10 + '0';
	}
	puts(a);	
	return 0;
}

